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Sinotruk Howo A7 A7 Rear Suspension(850、8+8、300high Frame、Cast Axle、Cast Beam)
The Sinotruk Howo A7 A7 Rear Suspension represents a sophisticated heavy-duty suspension system specifically engineered for the demanding requirements of commercial truck operations. This advanced suspension configuration features an 850mm axle track width with an 8+8 multi-leaf spring arrangement, designed to provide exceptional load-bearing capacity and stability. The Sinotruk Howo A7 A7 Rear Suspension system incorporates a robust 300mm high frame structure that ensures maximum strength and durability under extreme loading conditions. The integration of cast axle and cast beam components further enhances the system’s reliability and service life.
Engineered for optimal performance in heavy-load applications, the Sinotruk Howo A7 A7 Rear Suspension system features a comprehensive balance axle assembly with precision spherical bearings and multiple locating washers. The system includes specialized rubber bracket assemblies that effectively absorb road vibrations and impacts, significantly improving ride quality and component longevity. The carefully designed thrust rod configuration, including both I-type and V-type thrust rod assemblies, ensures precise axle alignment and minimizes lateral movement during cornering and braking maneuvers. This sophisticated design approach guarantees consistent handling characteristics across varied load conditions.
The suspension system incorporates a multi-layer leaf spring design consisting of 12 precisely engineered spring leaves, each with 25mm thickness, providing graduated spring rates that adapt to varying load conditions. This intelligent design ensures smooth empty ride quality while maintaining exceptional load-carrying capacity when fully laden. The Sinotruk Howo A7 A7 Rear Suspension includes comprehensive mounting hardware, limit brackets, and guide plates that work in harmony to control axle movement and maintain proper suspension geometry. Advanced sealing systems with multiple O-rings and specialized seal rings protect critical components from contamination and ensure long-term reliability.
Safety and durability are paramount in the design of the Sinotruk Howo A7 A7 Rear Suspension system. The comprehensive assembly includes multiple safety features such as spring press blocks, limit block assemblies, and reinforced mounting brackets that prevent component failure under extreme stress conditions. The system utilizes high-strength hex flange bolts, self-locking nuts, and specialized fastening systems that maintain critical connections even under severe vibration and shock loads. Regular maintenance of the Sinotruk Howo A7 A7 Rear Suspension ensures optimal performance and extends the service life of all associated components, making it a reliable choice for demanding commercial applications.
| NO. | Part NO | Description |
|---|---|---|
| 1 | AZ9925520310 | Balance axle with axle assembly |
| 1.1 | AZ9925520335 | Bracket |
| 1.2 | AZ9725520237 | Balance axle |
| 1.3 | WG9114520042 | Sphere bearing |
| 1.4 | WCG01110062 | O-ring |
| 1.5 | Q15008130 | Hex bolt |
| 1.6 | Q7230875F | Waxher |
| 1.7 | Q15081445TF2 | Hex bolt |
| 1.8 | Q40314 | Spring washer |
| 1.9 | 190003962021 | Hex plug |
| 1.10 | Q15080820 | Hex bolt |
| 1.11 | Q40308 | Spring washer |
| 1.12 | Q5211630 | Pin |
| 1.13 | W69014520192 | Locate washer |
| 1.14 | W69014520193 | Locate washer |
| 1.15 | W69014520194 | Locate washer |
| 1.16 | W69014520303 | Locate washer |
| 1.17 | W69114520699 | Locate washer |
| 1.18 | W69014520311 | Cover |
| 1.19 | W69015520235 | Balance axle housing |
| 1.20 | W69725520136 | Oil seal plate |
| 1.21 | W69925520062 | O-ring |
| 1.22 | W69114520223 | Shaft seal ring |
| 1.23 | W69725520238 | Shealth |
| 1.24 | W69014520306 | Locate washer |
| 1.25 | W69108520088 | Locate washer |
| 1.26 | W69725520239 | Bearing block |
| 2 | AZ9725520278 | Rubber bracket assembly |
| 3 | W69725520194 | Bracket |
| 4 | W69725520195 | Bracket |
| 5 | ZQ151B20100T76 | Hex bolt M20+1.5 |
| 6 | ZQ23307T1376 | Hex flange face nut |
| 7 | AZ9631533175 | Pull level assembly |
| 7 | AZ9631521177 | Pin assembly |
Complete parts listing for the Sinotruk Howo A7 A7 Rear Suspension system
Our Sinotruk Howo A7 A7 Rear Suspension is specifically engineered to handle extreme payload requirements with its robust 8+8 multi-leaf spring configuration and 300mm high frame structure. The system distributes weight evenly across all components, preventing premature wear and ensuring consistent performance under maximum load conditions. The cast axle and cast beam construction provides superior strength compared to conventional fabricated components, making this suspension system ideal for heavy-haul applications and challenging operating environments where reliability is paramount.
The sophisticated design of the Sinotruk Howo A7 A7 Rear Suspension ensures exceptional vehicle stability and precise handling characteristics across all road conditions. The comprehensive thrust rod system, including both I-type and V-type configurations, maintains optimal axle alignment and minimizes unwanted lateral movement during cornering and braking. The 850mm axle track width provides a stable foundation that reduces body roll and improves overall vehicle control, giving drivers confidence when navigating challenging terrain or operating at highway speeds with heavy loads.
Built with premium materials and precision manufacturing processes, our Sinotruk Howo A7 A7 Rear Suspension delivers exceptional durability and extended service life. The multi-layer leaf spring design with 12 individual leaves provides graduated spring rates that adapt to varying load conditions, reducing stress concentrations and preventing premature fatigue failure. Advanced sealing systems with multiple O-rings and specialized seal rings protect critical components from contamination, while high-strength fasteners and reinforced mounting points ensure long-term reliability even under the most demanding operating conditions.
Our Sinotruk Howo A7 A7 Rear Suspension is designed as a complete integrated system with all components engineered to work together seamlessly. From the balance axle assembly with precision spherical bearings to the comprehensive thrust rod configuration and multi-leaf spring system, every element is optimized for compatibility and performance. The complete parts listing and detailed technical documentation ensure proper installation and maintenance, while the standardized mounting system simplifies replacement procedures. This holistic approach to suspension design guarantees optimal performance and reliability throughout the system’s service life.
850mm standard configuration providing optimal stability and load distribution for heavy-duty applications.
8+8 multi-leaf spring arrangement with 12 individual leaves, each 25mm thick, for graduated load response.
300mm high frame structure providing exceptional strength and rigidity for maximum load capacity.
Cast axle and cast beam construction for superior strength and durability compared to fabricated alternatives.
Upgrade your vehicle’s load capacity and stability with our genuine Sinotruk Howo A7 A7 Rear Suspension system. Contact us today for pricing and availability information.
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